monter la garde
I told thee to keep watch of Jonas and Mercy.
Je t’ai dit de surveiller Jonas et Mercy.
— The Witch (2016)
Show the kids the fireworks, they can keep watch.
Montrez le feu d'artifice aux enfants, ils pourront surveiller.
— City of Men (2007)
You're supposed to keep watch outside.
Tu es censé monter la garde dehors.
— The Secret in Their Eyes (2009)
So do you really keep watch here?
Vous surveillez donc vraiment cet endroit ?
— Memories of Murder (2003)
Surveillez cet homme.